Scott Barnhart

Chief Operating Officer

Since September 2022, Mr. Barnhart has served as the Chief Operating Officer of Qurate Retail Group (“Qurate”), a world leader in video commerce across linear TV, ecommerce sites, digital streaming and social platforms. Prior to Qurate, Mr. Barnhart served as president of Global Medical Products & Supply Chain at Cardinal Health from July of 2018 to December of 2021 and as President, Global Supply Chain & Group Purchasing Organizations at Aramark from April of 2014 to July of 2018. Mr. Barnhart also held senior supply chain positions at Conagra Brands and Diageo from September 2002 to April 2014. Early in his career, Mr. Barnhart advised other global companies as a consultant at PwC and E&Y. Mr. Barnhart serves on the Board of Directors of Common Threads. Scott earned his bachelor’s degree from Purdue University and his MBA from the Kellogg School of Management at Northwestern University. Mr. Barnhart has significant international business leadership experience in global supply chain, manufacturing, procurement, customer service and product portfolio management at multiple Fortune 500 brands and similarly sized corporations.

Philip Parks

Chief Innovation and Strategy Officer

Philip Parks joined AdaptHealth in June of 2024 and brings over 20 years of experience in driving growth, strategy, technological advancements, and innovative solutions within healthcare and life sciences companies. Dr. Parks has held high impact leadership roles that span mergers and acquisitions, strategic partnerships, developing new products and services, managing population health, directing medical affairs, and improving business processes that drive clinical and economic value. After two decades as a practicing physician and physician leader, he has played a crucial role in enhancing healthcare delivery, population health, and improving patient outcomes.

Philip's career includes significant contributions to various global organizations and sectors. He has served as an Officer in the U.S. Navy, held leadership roles at Cardinal Health, Exact Sciences, Procter & Gamble, Draper, and has advised high-growth venture or private equity backed companies.

He earned his M.D. and M.P.H. from Tulane University School of Medicine and Tulane School of Public Health & Tropical Medicine, a master’s degree in healthcare management and occupational health from Harvard T.H. Chan School of Public Health, and a B.A. with High Honors in Philosophy & Medical Ethics from Davidson College.

Suzanne Foster

Chief Executive Officer

Suzanne Foster has been the Chief Executive Officer of AdaptHealth Corp. (“AdaptHealth”), Plymouth Meeting, Pennsylvania, since May 2024. She is a global leader with more than 25 years of experience in the healthcare industry. Prior to AdaptHealth, Ms. Foster served as President of Beckman Coulter Life Sciences for Danaher Corporation, a global science and technology innovation company, Washington, DC, from April 2022 until May 2024. Ms. Foster also served as President of At Home Solutions for Cardinal Health, Dublin, Ohio, a global, integrated healthcare services and products company, from January 2020 until April 2022, as President of Stanley Healthcare, Waltham, Massachusetts, a healthcare technology operating division of Stanley Black & Decker, from April 2018 until January 2020, and as a general manager of Medtronic Advanced Energy (“Medtronic”), a medical device company, from August 2011 until March 2018. Ms. Foster formerly served as Vice President of Global Business Operations at Salient Surgical Technologies, a medical device company later acquired by Medtronic. She was also formerly employed as an attorney at the law firms of Holland & Knight and Wiggin & Nourie, and she served as Vice President of Legal & Compliance for the Elliot Health System. In 2017, Ms. Foster was appointed to the University System of New Hampshire Board of Trustees by New Hampshire Governor Chris Sununu. She also currently serves on the board of Perimeter Medical Imaging AI, Inc., since 2018, and on multiple boards of private medical technology companies. Ms. Foster holds a B.A. in Communication from the University of New Hampshire, an M.Ed in Psychology from Notre Dame College, a J.D. from Suffolk University Law School, and a Master of Public Health in Law and Health Policy from Harvard T.H. Chan School of Public Health.

Richard Rew

Chief Legal Officer and General Counsel

Richard Rew joined AdaptHealth in 2025 from Human Power of N Company (HumanN), a leading dietary supplement company, where he is currently a Board Advisor, and previously served at Chief Legal Officer and General Counsel in 2024. Mr. Rew is a seasoned Chief Legal Officer who has served as a public company general counsel for more than 20 years, including more than 15 years in the life sciences/pharmacy/medical device industries. Mr. Rew has served recently as Chief Legal Officer of Tabula Rasa Healthcare, a specialty pharmacy, from April, 2023 until its sale to CarePathRx in November, 2023; Senior Vice President & General Counsel of IsoPlexis, a leader in functional single-cell proteomics, from its IPO in October, 2021 until its sale to Berkely Lights, Inc. in March 2023; and as Senior Vice President & General Counsel of Luminex Corporation, a leading biological testing company, from 2015 until its sale to DiaSorin in July 2021.

Mr. Rew has previously served as Vice President, Legal Affairs and then as Senior Vice President & General Counsel of ArthroCare Corporation, from 2006, until its sale to Smith & Nephew in 2014. Mr. Rew resides in Austin, Texas, is a member of the State Bar of Texas, and serves on the Board of Directors of the Austin Bar Foundation.

Mr. Rew has a B.A. from the Plan II honors program at the University of Texas at Austin and a J.D. from the University of Oklahoma College of Law.

Christie Archbold

Chief Accounting Officer

Christie Archbold joined AdaptHealth in 2022 as Senior Vice President of Corporate Accounting and was promoted to Chief Accounting Officer in 2023. Prior to joining the Company, she served in a variety of senior financial management roles, including Chief Accounting Officer and Corporate Controller at Clarivate from 2017 to 2022, and Global Controller and Director of Financial Reporting at Houghton International from 2011 to 2017. In these roles, Ms. Archbold had overall responsibility for the controllership, financial reporting, and systems of internal controls. Previously, Ms. Archbold was an auditor with the accounting firm of Ernst & Young. Ms. Archbold holds a B.S. in Accounting from Saint Joseph’s University.

Nalin Narayanam

Chief Information Officer

Nalin Narayanam joined AdaptHealth in 2020 as the Chief Information Officer bringing over two decades of experience in healthcare information technology and security architecture. Prior to joining AdaptHealth, Mr. Narayanam served first as Senior Director of Security then Chief Information Security Officer at Intarcia Therapeutics, Inc., a national biotech company dedicated to redesigning the treatment, prevention, and experience of chronic disease. He also held several positions with CVS Caremark for more than 10 years including Enterprise Security Architect, Senior Manager, Information Security Architect, and Director, Security Engineering and Cyber Response. Throughout his career, Mr. Narayanam has honed skillsets such as identity management, tokenization, DLP, and SIEM areas exposure. Mr. Narayanam earned his Bachelor of Science degree in Computer Sciences from Sri Venkateswara University.

Joshua Parnes

President

Joshua Parnes joined AdaptHealth Holdings in 2013 with the acquisition of Ocean Home Health and was appointed President of AdaptHealth Holdings in August 2017. Mr. Parnes has served on our board of directors since the closing of the business combination. Mr. Parnes is an HME entrepreneur building Ocean Home Health from a startup into a tech focused HME provider and has over 16 years of operating experience in the home medical equipment industry. Mr. Parnes focuses on technology, strategy and operations.

Jason Clemens

Chief Financial Officer

Jason Clemens joined AdaptHealth from MEDNAX, Inc. (“MEDNAX”) (NYSE: MD), a national provider of health solutions to hospitals, health systems, and healthcare facilities, where he served as Senior Vice President and Operations Chief Financial Officer. Over a nine-year career at MEDNAX, Mr. Clemens held positions of increasing responsibility in operations management and finance. Prior to joining MEDNAX, Mr. Clemens gained experience with the United States Army, supporting the Republic of Korea Army in Wonju, South Korea. He later served in progressive roles within operations management and finance at Accenture, Lennar, and Ryder. Mr. Clemens holds a B.S. in Industrial Engineering from Lehigh University, and an M.S. in Finance and M.B.A. from the Indiana University Kelley School of Business. He is also a Chartered Financial Analyst (CFA) and a Certified Six Sigma Blackbelt.

Briah Carey

President of Diabetes

Briah Carey joined AdaptHealth in January 2024 as President of Diabetes.

Previously, Ms. Carey served as Group Vice President for DaVita, leading the Integrated Kidney Care business and Patient Education programs and overseeing value-based care solutions nationwide partnering with health plans, health systems, and providers for patients with kidney disease. She also held strategy and operations roles in Revenue Operations and supporting large tech transformations.

Prior to joining DaVita, Ms. Carey was a Senior Vice President at Citigroup in New York City overseeing debt restructuring in the commercial and consumer segments, and an active duty intelligence officer in the US Army.

Ms. Carey earned a Bachelor of Science in Engineering from West Point and MBA from Harvard Business School.

Shaw Rietkerk

Chief Business Officer

Shaw Rietkerk joined AdaptHealth Holdings in 2018. Mr. Rietkerk most recently served as Executive Vice President of Revenue Cycle Management at Brightree. Mr. Rietkerk has over two decades of healthcare service leadership experience, with an extensive background in revenue cycle management, operations, business process outsourcing, account management and process optimization. Prior to joining Brightree in 2015, Mr. Rietkerk was Senior Vice President, Worldwide Operations at M*Modal, a leading healthcare technology provider of advanced clinical documentation solutions.

Wendy Russalesi

Chief Compliance Officer

Wendy Russalesi, CHC, joined AdaptHealth in 2013 with the acquisition of Ocean Home Health where she served as Chief Operating Officer. She has more than three decades experience building, scaling and overseeing regulatory compliance programs for prominent home medical equipment companies. Ms. Russalesi has been named Woman of the Year by VGM, the nation’s largest post-acute healthcare member organization. Ms. Russalesi actively serves on the Health Care Compliance Association, the Regulatory Council of the American Association for Homecare, the Noridian DME MAC Provider Outreach and Education Advisory Group and the National Supplier Clearinghouse Advisory Committee.

Albert Prast

Chief Technology Officer

Albert Prast joined AdaptHealth through its acquisition of AeroCare Holdings, Inc. in 2021, and brings over 30 years of technology operations & strategy and product development experience. Prior to AeroCare, Albert served as SVP of Cloud Technology at UnitedHealth Group, CTO of Cloud at Optum, CIO of Connextions Inc., and CTO/CIO of Rotech Medical Corporation. Albert is an executive who brings technical and operational experience from the payer, provider, and delivery sides of health care. Mr. Prast received his A.B. of Economics from the University of Michigan, as well as an MBA from Rollins College. He is an active investor in health care and technology companies, bringing his expertise to the board of organizations, including Datalink Software, ClinOne, and RxRevu.

Joel Mills

Chief People Officer

Joel Mills has been the Chief People Officer of AdaptHealth since March 1, 2020. Prior to that, Mr. Mills was the President and CEO of Advanced Home Care from 1988 – 2020. During that time, Advanced Home Care grew to be one of the largest hospital affiliate home healthcare companies in the country. Mr. Mills has been involved in the home medical equipment industry for many years as a founding member and former chair of the American Association for Homecare. Additionally, he has served on many state and local non-profit boards related to health, education, and community philanthropy. Mr. Mills holds his undergraduate degree from the University of Virginia and his Master in Business from Duke University.

Jonathan Bush

General Counsel

Jonathan Bush was appointed General Counsel of AdaptHealth in November 2023. Mr. Bush has over 25 years of in-house and law firm experience in M&A, securities regulation, corporate finance, corporate governance, private equity, restructurings, healthcare regulation, and compliance. Before joining AdaptHealth, he served as Senior Vice President, General Counsel and Secretary of Modivcare Inc. (Nasdaq: MODV), a technology-enabled healthcare services company that provides a platform of integrated supportive care solutions focused on improving health outcomes. Prior to that he served as VP, Corporate Development and Deputy General Counsel at BioScrip, Inc. and held a variety of corporate transaction oriented roles at Dechert LLP, Schulte Roth & Zabel LLP, Goldman Sachs, and Cravath, Swaine & Moore LLP. Mr. Bush holds an A.B. in Economics from Harvard University and a J.D. from The University of Texas School of Law.

Russell Schuster

Chief Commercial Officer

Russell Schuster was named Chief Commercial Officer at AdaptHealth in December 2024.

Mr. Schuster joins AdaptHealth from Cardinal Health, where he most recently served as the President for Cardinal Health Canada since November 2020. During his time as President, the business experienced significant organic revenue growth and margin expansion through the implementation and execution of a multi-year strategic plan, refocused commercial strategy and implementation of operating efficiency programs.

Previously, he held the role of Senior Vice President and led the Global Strategy and Business Development efforts for the Medical Segment at Cardinal Health. Mr. Schuster joined Cardinal Health in 2017 as a Vice President, Corporate Development with responsibility for identification and execution of M&A, Partnerships and Joint Ventures across the enterprise. Mr. Schuster has nearly 25 years’ experience in corporate finance, strategy and M&A work and, immediately prior to joining Cardinal Health, he led corporate development efforts for Republic Services in Chicago, IL.

Earlier in his career, Mr. Schuster was a Senior Vice President in investment banking advisory with Barclays (Lehman Brothers). Prior to that, he was with the Transaction Advisory and Corporate Audit groups at Ernst & Young LLP.

Mr. Schuster received his MBA from Northwestern University Kellogg School of Management’s accelerated 1-Year program and his bachelor’s in Accounting/Business Law from Miami University (OH). He is a CPA and previously served on the Board of Directors for MedTech Canada and naviHealth, Inc. until its acquisition by Optum in 2020.

In his free time, Mr. Schuster enjoys spending time with his wife and 2 children, fly-fishing and hiking or traveling.

Rodney Carson

President & Chief Operating Officer – Diabetes

Rodney Carson joined AdaptHealth in 2020 as President and Chief Operating Officer – Diabetes, responsible for leading and growing the business. He has led the diabetes team in combining multiple acquisitions into one of the largest and best in class operations within this industry subsector. With more than 20 years in healthcare operations leadership roles, Mr. Carson previously served as President and CEO of CCS Medical and as President of Operations for MDLIVE, a leading telehealth company. He started his career as a CPA and moved into finance and investment banking prior to entering the healthcare industry. Mr. Carson earned an MBA and bachelor’s in business and accounting from Indiana University.